<div style="width: 350px; height: 150px; margin: 200px auto;">
    <div class="window">
        <div class="header">
            <ul class="right inline action-button">
                <li><a><span class="minimum">_</span></a></li>
                <li><a><span class="maximum">+</span></a></li>
                <li><a><span class="close">x</span></a></li>
            </ul>
            <div class="left icon application">&nbsp;</div>
            <div class="title left">Hello world</div>
            
            <span class="clear">&nbsp;</span>
        </div>
        <div class="content">
        Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eu purus eget sapien posuere interdum in in tortor. Nam nec elit tortor. Ut sagittis suscipit nulla ut fermentum. Maecenas ac arcu in magna auctor congue at nec enim. Vestibulum adipiscing aliquet neque, quis lobortis erat tempor quis. Vivamus hendrerit ullamcorper fringilla. Sed non lacus nunc. Curabitur nec ipsum massa. 
        </div>
    </div>
</div>
